Last Retort

30 years ago: A Nobel portrait

27 August 2015 Last Retort

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A painting of Dorothy Hodgkin depicting the busy scientist with four hands went on display at the National Portrait Gallery


Flashback

20 years ago: RSC on the World Wide Web

23 July 2015 Flashback

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The Royal Society of Chemistry launched it's online presence at a ceremony in Cambridge

Puzzles

puzzle

Download the August set of puzzles

The winners of this month's puzzles will be published next month. For a chance to win a £25 book voucher please send your completed puzzles by 15 August.

Chemistry World Puzzle Answers
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UK

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E-mail: chemistryworld@rsc.org